From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
To: Yinghai Lu <yinghai@kernel.org>
Cc: "H. Peter Anvin" <hpa@zytor.com>,
Stefano Stabellini <Stefano.Stabellini@eu.citrix.com>,
Andrew Morton <akpm@linux-foundation.org>,
Jacob Shin <jacob.shin@amd.com>, Ingo Molnar <mingo@elte.hu>,
Thomas Gleixner <tglx@linutronix.de>, Tejun Heo <tj@kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH -v3 0/7] x86: Use BRK to pre mapping page table to make xen happy
Date: Wed, 7 Nov 2012 11:11:44 -0500 [thread overview]
Message-ID: <20121107161144.GA18353@phenom.dumpdata.com> (raw)
In-Reply-To: <CAE9FiQWUiNqv-fd_4Y79eq+-w6wU34nEwn76+QJ7TWw7uCLaaQ@mail.gmail.com>
On Mon, Nov 05, 2012 at 12:25:12PM -0800, Yinghai Lu wrote:
> On Sat, Nov 3, 2012 at 2:37 PM, H. Peter Anvin <hpa@zytor.com> wrote:
> > I am travelling at the moment... I hope to be able to look at it Sunday.
> >>
> >>can you put for-x86-mm-test to tip for more testing?
> >>
> >>or you want to rebase the whole patchset?
>
> All,
>
> please check branch that is rebased on top of 3.7-rc4.
> git://git.kernel.org/pub/scm/linux/kernel/git/yinghai/linux-yinghai.git
> for-x86-mm
I did a overnight test and it passed that. Let me do a couple of more of bootups
with various memory configurations (1GB, 2GB, 3333M, 4G, 8GB, 16GB, 32GB) to
get a good feel.
Thanks!
>
> Stefano, Konrad,
> please check them with xen parts, and give your acked-by or
> Reviewed-by accordingly.
>
> Thanks
>
> Yinghai
>
>
> >From 1b66ccf15ff4bd0200567e8d70446a8763f96ee7 Mon Sep 17 00:00:00 2001
> From: Yinghai Lu <yinghai@kernel.org>
> Date: Mon, 5 Nov 2012 11:54:12 -0800
> Subject: [PATCH v6 00/42] x86, mm: map ram from top-down with BRK and memblock.
>
> rebase patchset together tip/x86/mm2 on top of linus v3.7-rc4
>
> so this one include patchset : x86, mm: init_memory_mapping cleanup
> in tip/x86/mm2
> ---
> Current kernel init memory mapping between [0, TOML) and [4G, TOMH)
> Some AMD systems have mem hole between 4G and TOMH, around 1T.
> According to HPA, we should only mapping ram range.
> 1. Seperate calculate_table_space_size and find_early_page_table out with
> init_memory_mapping.
> 2. For all ranges, will allocate page table one time
> 3. init mapping for ram range one by one.
> ---
>
> pre mapping page table patcheset includes:
> 1. use brk to mapping first PMD_SIZE range under end of ram.
> 2. top down to initialize page table range by range.
> 3. get rid of calculate_page_table, and find_early_page_table.
> 4. remove early_ioremap in page table accessing.
> 5. remove workaround in xen to mark page RO.
>
> v2: changes, update xen interface about pagetable_reserve, so not
> use pgt_buf_* in xen code directly.
> v3: use range top-down to initialize page table, so will not use
> calculating/find early table anymore.
> also reorder the patches sequence.
> v4: add mapping_mark_page_ro to fix xen, also move pgt_buf_* to init.c
> and merge alloc_low_page(), and for 32bit need to add alloc_low_pages
> to fix 32bit kmap setting.
> v5: remove mark_page_ro workaround and add another 5 cleanup patches.
> v6: rebase on v3.7-rc4 and add 4 cleanup patches.
>
> could be found at:
> git://git.kernel.org/pub/scm/linux/kernel/git/yinghai/linux-yinghai.git
> for-x86-mm
>
> 1b66ccf: mm: Kill NO_BOOTMEM version free_all_bootmem_node()
> 0332736: sparc, mm: Remove calling of free_all_bootmem_node()
> 0f88d27: x86, mm: kill numa_64.h
> 10c4c68: x86, mm: kill numa_free_all_bootmem()
> 0187d6e: x86, mm: Let "memmap=" take more entries one time
> 2c20fd0: x86, mm: Use clamp_t() in init_range_memory_mapping
> 770db30: x86, mm: Move after_bootmem to mm_internel.h
> d9bd282: x86, mm: Unifying after_bootmem for 32bit and 64bit
> 003d654: x86, mm: use limit_pfn for end pfn
> 29f27b8: x86, mm: use pfn instead of pos in split_mem_range
> 8edaab8: x86, mm: use PFN_DOWN in split_mem_range()
> e652c73: x86, mm: use round_up/down in split_mem_range()
> 5fd1391: x86, mm: Add check before clear pte above max_low_pfn on 32bit
> f4fd136: x86, mm: Move function declaration into mm_internal.h
> ea421df: x86, mm: change low/hignmem_pfn_init to static on 32bit
> 867525b: x86, mm: Move init_gbpages() out of setup.c
> 97fb23a: x86, mm: Move back pgt_buf_* to mm/init.c
> ba55b2f: x86, mm: only call early_ioremap_page_table_range_init() once
> bb6d2d9: x86, mm: Add pointer about Xen mmu requirement for alloc_low_pages
> 6bc7e9f: x86, mm: Add alloc_low_pages(num)
> d90df25: x86, mm, Xen: Remove mapping_pagetable_reserve()
> f6699d2: x86, mm: Move min_pfn_mapped back to mm/init.c
> 675697b: x86, mm: Merge alloc_low_page between 64bit and 32bit
> a14a382: x86, mm: Remove parameter in alloc_low_page for 64bit
> a0d7a52: x86, mm: Remove early_memremap workaround for page table
> accessing on 64bit
> 384a79d: x86, mm: setup page table in top-down
> 16252f2: x86, mm: Break down init_all_memory_mapping
> 255a0bf: x86, mm: Don't clear page table if range is ram
> 4bc70c5: x86, mm: Use big page size for small memory range
> dc62aa8: x86, mm: Align start address to correct big page size
> 18f374c: x86: Only direct map addresses that are marked as E820_RAM
> 150387c: x86: Fixup code testing if a pfn is direct mapped
> 45cb049: x86: if kernel .text .data .bss are not marked as E820_RAM,
> complain and fix
> 8d0b8bd: x86, mm: Set memblock initial limit to 1M
> 6c712cf: x86, mm: Separate out calculate_table_space_size()
> 33b0520: x86, mm: Find early page table buffer together
> a95ff4b: x86, mm: Change find_early_table_space() paramters
> ea564f8: x86, mm: Revert back good_end setting for 64bit
> 912c686: x86, mm: Move init_memory_mapping calling out of setup.c
> 47cfa63: x86, mm: Move down find_early_table_space()
> 060ed6c: x86, mm: Split out split_mem_range from init_memory_mapping
> 2ad38b5: x86, mm: Add global page_size_mask and probe one time only
>
> arch/sparc/mm/init_64.c | 24 +-
> arch/x86/include/asm/init.h | 21 +--
> arch/x86/include/asm/numa.h | 2 -
> arch/x86/include/asm/numa_64.h | 6 -
> arch/x86/include/asm/page_types.h | 2 +
> arch/x86/include/asm/pgtable.h | 2 +
> arch/x86/include/asm/pgtable_types.h | 1 -
> arch/x86/include/asm/x86_init.h | 12 -
> arch/x86/kernel/acpi/boot.c | 1 -
> arch/x86/kernel/cpu/amd.c | 9 +-
> arch/x86/kernel/cpu/intel.c | 1 -
> arch/x86/kernel/e820.c | 16 ++-
> arch/x86/kernel/setup.c | 70 ++----
> arch/x86/kernel/x86_init.c | 4 -
> arch/x86/mm/init.c | 445 ++++++++++++++++++++++------------
> arch/x86/mm/init_32.c | 106 +++++---
> arch/x86/mm/init_64.c | 140 ++++-------
> arch/x86/mm/mm_internal.h | 19 ++
> arch/x86/mm/numa_64.c | 13 -
> arch/x86/platform/efi/efi.c | 7 +-
> arch/x86/xen/mmu.c | 28 ---
> include/linux/mm.h | 1 -
> mm/nobootmem.c | 14 -
> 23 files changed, 480 insertions(+), 464 deletions(-)
> delete mode 100644 arch/x86/include/asm/numa_64.h
> create mode 100644 arch/x86/mm/mm_internal.h
>
> --
> 1.7.7
next prev parent reply other threads:[~2012-11-07 16:24 UTC|newest]
Thread overview: 112+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-10-09 23:58 [PATCH -v3 0/7] x86: Use BRK to pre mapping page table to make xen happy Yinghai Lu
2012-10-09 23:58 ` [PATCH 1/7] x86, mm: align start address to correct big page size Yinghai Lu
2012-10-09 23:58 ` [PATCH 2/7] x86, mm: Use big page size for small memory range Yinghai Lu
2012-10-09 23:58 ` [PATCH 3/7] x86, mm: Don't clear page table if next range is ram Yinghai Lu
2012-10-09 23:58 ` [PATCH 4/7] x86, mm: only keep initial mapping for ram Yinghai Lu
2012-10-10 13:48 ` Konrad Rzeszutek Wilk
2012-10-10 14:59 ` Yinghai Lu
2012-10-09 23:58 ` [PATCH 5/7] x86, mm: Break down init_all_memory_mapping Yinghai Lu
2012-10-10 13:55 ` Konrad Rzeszutek Wilk
2012-10-10 15:42 ` Yinghai Lu
2012-10-09 23:58 ` [PATCH 6/7] x86, mm: setup page table from top-down Yinghai Lu
2012-10-10 1:53 ` Yinghai Lu
2012-10-10 16:38 ` Stefano Stabellini
2012-10-10 17:07 ` Yinghai Lu
2012-10-10 17:26 ` Stefano Stabellini
2012-10-10 17:38 ` Yinghai Lu
2012-11-16 17:14 ` H. Peter Anvin
2012-11-16 17:16 ` Yinghai Lu
2012-10-09 23:58 ` [PATCH 7/7] x86, mm: Remove early_memremap workaround for page table accessing Yinghai Lu
2012-10-10 13:47 ` [PATCH -v3 0/7] x86: Use BRK to pre mapping page table to make xen happy Konrad Rzeszutek Wilk
2012-10-10 14:55 ` Yinghai Lu
2012-10-10 16:40 ` Stefano Stabellini
2012-10-11 6:13 ` Yinghai Lu
2012-10-11 23:04 ` Yinghai Lu
2012-10-18 16:17 ` Stefano Stabellini
2012-10-18 16:26 ` Jacob Shin
2012-10-18 16:57 ` Stefano Stabellini
2012-10-18 20:36 ` Yinghai Lu
2012-10-18 20:40 ` Yinghai Lu
2012-10-18 21:57 ` Jacob Shin
2012-10-18 20:43 ` Yinghai Lu
2012-10-30 13:44 ` Konrad Rzeszutek Wilk
2012-10-30 14:47 ` Yinghai Lu
2012-11-03 21:35 ` Yinghai Lu
2012-11-03 21:37 ` H. Peter Anvin
2012-11-05 20:25 ` Yinghai Lu
2012-11-05 20:27 ` [PATCH 39/42] x86, mm: kill numa_free_all_bootmem() Yinghai Lu
2012-11-05 20:27 ` [PATCH 40/42] x86, mm: kill numa_64.h Yinghai Lu
2012-11-05 20:27 ` [PATCH 41/42] sparc, mm: Remove calling of free_all_bootmem_node() Yinghai Lu
2012-11-06 17:44 ` David Miller
2012-11-05 20:27 ` [PATCH 42/42] mm: Kill NO_BOOTMEM version free_all_bootmem_node() Yinghai Lu
2012-11-07 16:11 ` Konrad Rzeszutek Wilk [this message]
2012-11-08 1:40 ` [PATCH -v3 0/7] x86: Use BRK to pre mapping page table to make xen happy Konrad Rzeszutek Wilk
2012-11-08 4:06 ` Yinghai Lu
2012-11-09 20:31 ` Yinghai Lu
2012-11-12 19:30 ` Konrad Rzeszutek Wilk
2012-11-12 21:17 ` [PATCH v7 00/46] x86, mm: map ram from top-down with BRK and memblock Yinghai Lu
2012-11-12 21:17 ` [PATCH 01/46] x86, mm: Add global page_size_mask and probe one time only Yinghai Lu
2012-11-12 21:17 ` [PATCH 02/46] x86, mm: Split out split_mem_range from init_memory_mapping Yinghai Lu
2012-11-13 5:51 ` Yasuaki Ishimatsu
2012-11-13 6:20 ` Yinghai Lu
2012-11-13 7:03 ` snakky.zhang
2012-11-13 18:34 ` Yinghai Lu
2012-11-12 21:17 ` [PATCH 03/46] x86, mm: Move down find_early_table_space() Yinghai Lu
2012-11-12 21:18 ` [PATCH 04/46] x86, mm: Move init_memory_mapping calling out of setup.c Yinghai Lu
2012-11-12 21:18 ` [PATCH 05/46] x86, mm: Revert back good_end setting for 64bit Yinghai Lu
2012-11-12 21:18 ` [PATCH 06/46] x86, mm: Change find_early_table_space() paramters Yinghai Lu
2012-11-12 21:18 ` [PATCH 07/46] x86, mm: Find early page table buffer together Yinghai Lu
2012-11-12 21:18 ` [PATCH 08/46] x86, mm: Separate out calculate_table_space_size() Yinghai Lu
2012-11-12 21:18 ` [PATCH 09/46] x86, mm: Set memblock initial limit to 1M Yinghai Lu
2012-11-12 21:18 ` [PATCH 10/46] x86, mm: if kernel .text .data .bss are not marked as E820_RAM, complain and fix Yinghai Lu
2012-11-12 21:18 ` [PATCH 11/46] x86, mm: Fixup code testing if a pfn is direct mapped Yinghai Lu
2012-11-12 21:18 ` [PATCH 12/46] x86, mm: use pfn_range_is_mapped() with CPA Yinghai Lu
2012-11-12 21:18 ` [PATCH 13/46] x86, mm: use pfn_range_is_mapped() with gart Yinghai Lu
2012-11-12 21:18 ` [PATCH 14/46] x86, mm: use pfn_range_is_mapped() with reserve_initrd Yinghai Lu
2012-11-12 21:18 ` [PATCH 15/46] x86, mm: Only direct map addresses that are marked as E820_RAM Yinghai Lu
2012-11-12 21:18 ` [PATCH 16/46] x86, mm: relocate initrd under all mem for 64bit Yinghai Lu
2012-11-12 21:18 ` [PATCH 17/46] x86, mm: Align start address to correct big page size Yinghai Lu
2012-11-12 21:18 ` [PATCH 18/46] x86, mm: Use big page size for small memory range Yinghai Lu
2012-11-12 21:18 ` [PATCH 19/46] x86, mm: Don't clear page table if range is ram Yinghai Lu
2012-11-12 21:18 ` [PATCH 20/46] x86, mm: Break down init_all_memory_mapping Yinghai Lu
2012-11-12 21:18 ` [PATCH 21/46] x86, mm: setup page table in top-down Yinghai Lu
2012-11-13 17:26 ` Stefano Stabellini
2012-11-13 19:59 ` Yinghai Lu
2012-11-13 20:01 ` H. Peter Anvin
2012-11-13 20:36 ` Yinghai Lu
2012-11-15 19:28 ` Yinghai Lu
2012-11-12 21:18 ` [PATCH 22/46] x86, mm: Remove early_memremap workaround for page table accessing on 64bit Yinghai Lu
2012-11-13 16:52 ` Stefano Stabellini
2012-11-12 21:18 ` [PATCH 23/46] x86, mm: Remove parameter in alloc_low_page for 64bit Yinghai Lu
2012-11-13 17:40 ` Stefano Stabellini
2012-11-12 21:18 ` [PATCH 24/46] x86, mm: Merge alloc_low_page between 64bit and 32bit Yinghai Lu
2012-11-12 21:18 ` [PATCH 25/46] x86, mm: Move min_pfn_mapped back to mm/init.c Yinghai Lu
2012-11-12 21:18 ` [PATCH 26/46] x86, mm, Xen: Remove mapping_pagetable_reserve() Yinghai Lu
2012-11-13 16:36 ` Stefano Stabellini
2012-11-13 18:51 ` Yinghai Lu
2012-11-14 11:19 ` Stefano Stabellini
2012-11-12 21:18 ` [PATCH 27/46] x86, mm: Add alloc_low_pages(num) Yinghai Lu
2012-11-13 16:37 ` Stefano Stabellini
2012-11-13 18:53 ` Yinghai Lu
2012-11-12 21:18 ` [PATCH 28/46] x86, mm: Add pointer about Xen mmu requirement for alloc_low_pages Yinghai Lu
2012-11-13 16:38 ` Stefano Stabellini
2012-11-13 17:56 ` H. Peter Anvin
2012-11-13 18:58 ` Yinghai Lu
2012-11-12 21:18 ` [PATCH 29/46] x86, mm: only call early_ioremap_page_table_range_init() once Yinghai Lu
2012-11-12 21:18 ` [PATCH 30/46] x86, mm: Move back pgt_buf_* to mm/init.c Yinghai Lu
2012-11-12 21:18 ` [PATCH 31/46] x86, mm: Move init_gbpages() out of setup.c Yinghai Lu
2012-11-12 21:18 ` [PATCH 32/46] x86, mm: change low/hignmem_pfn_init to static on 32bit Yinghai Lu
2012-11-12 21:18 ` [PATCH 33/46] x86, mm: Move function declaration into mm_internal.h Yinghai Lu
2012-11-12 21:18 ` [PATCH 34/46] x86, mm: Add check before clear pte above max_low_pfn on 32bit Yinghai Lu
2012-11-12 21:18 ` [PATCH 35/46] x86, mm: use round_up/down in split_mem_range() Yinghai Lu
2012-11-12 21:18 ` [PATCH 36/46] x86, mm: use PFN_DOWN " Yinghai Lu
2012-11-12 21:18 ` [PATCH 37/46] x86, mm: use pfn instead of pos in split_mem_range Yinghai Lu
2012-11-12 21:18 ` [PATCH 38/46] x86, mm: use limit_pfn for end pfn Yinghai Lu
2012-11-12 21:18 ` [PATCH 39/46] x86, mm: Unifying after_bootmem for 32bit and 64bit Yinghai Lu
2012-11-12 21:18 ` [PATCH 40/46] x86, mm: Move after_bootmem to mm_internel.h Yinghai Lu
2012-11-12 21:18 ` [PATCH 41/46] x86, mm: Use clamp_t() in init_range_memory_mapping Yinghai Lu
2012-11-12 21:18 ` [PATCH 42/46] x86, mm: kill numa_free_all_bootmem() Yinghai Lu
2012-11-12 21:18 ` [PATCH 43/46] x86, mm: kill numa_64.h Yinghai Lu
2012-11-12 21:18 ` [PATCH 44/46] sparc, mm: Remove calling of free_all_bootmem_node() Yinghai Lu
2012-11-12 21:18 ` [PATCH 45/46] mm: Kill NO_BOOTMEM version free_all_bootmem_node() Yinghai Lu
2012-11-12 21:18 ` [PATCH 46/46] x86, mm: Let "memmap=" take more entries one time Yinghai Lu
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20121107161144.GA18353@phenom.dumpdata.com \
--to=konrad.wilk@oracle.com \
--cc=Stefano.Stabellini@eu.citrix.com \
--cc=akpm@linux-foundation.org \
--cc=hpa@zytor.com \
--cc=jacob.shin@amd.com \
--cc=linux-kernel@vger.kernel.org \
--cc=mingo@elte.hu \
--cc=tglx@linutronix.de \
--cc=tj@kernel.org \
--cc=yinghai@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).